ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] Two identical receiving systems were used, with band-widths of 50 c./s. With front end noise figures of approximately 5 db., maximum signal to noise ratios of approximately 25 db. were obtained. A common local oscillator was varied in frequency so that the changing Doppler frequency of the ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/1821438a0
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